three-lens 中文意思是什麼
three-lens
解釋
三鏡頭-
Meanwhile, solid immersion lens is also applied to focus femtosecond laser pulse in three - dimensional optical data storage
分析和闡述了固體浸沒透鏡應用於飛秒脈沖激光三維光存儲系統中的可行性及優點。 -
In conclusion, solid immersion lens, which is feasible to focus femtosecond laser pulse in three - dimensional optical data storage, shows the rather potential to increase the volumetric density
總之，用固體浸沒透鏡在透明介質中進行飛秒激光三維存儲是可行的、且其在提高體存儲密度方面有較大的發展潛力。 -
In this article, the fundamental principle and current research of optical data storage including cd and dvd, three - dimensional optical data storage and near - field high - density optical data storage are summarized. a two - dimensional finite difference time domain program for analysis of solid immersion lens system is compiled
本論文概述了已產業化的以cd和dvd為代表的光盤存儲技術和在開發中的高密度光存儲技術（主要包括三維光數據存儲技術及近場光學超高密度光存儲技術）的原理及研究現狀。 -
Long focus object lens of three color achromatic aberration is one of two posers of optical design, using this method can get a perfect result. compared with pw method, the first results received from the wave - deviation method are more accurate and more rapid
使用此數學模型編的光學自動設計程序，也可以說是光學鏡頭設計的一種新方法，即實現自動選玻璃，求解初始結構（曲率半徑r ，厚度d等）和自動校正像差和優化系統等。 -
Histopathological study after the three sutures suspended intraocular lens implantaton in rabbits
懸吊式人工晶狀體植入術后組織病理學研究 -
A method of solving the initial structure of a three - thin - lens null corrector
無光焦度3貼合薄透鏡組初始結構參數求解方法探討 -
Product characteristic : vmate entire, function table model keyboard ; peleco " d p " agreement, baud rate 4, 800, peleco " p " agreement, baud rate 2400rj - 45 connection ; the three dimensional rocking bar may carry in the accuracy control keyboard to quick ball each kind of speed the pressed key to be allowed to choose the camera the address ; transfer ball machine function menu ; processing pre - placed position ; opens and closes the small aperture ; focal variation and focusing lens ; the start stops automatic and the random scanning function
三維搖桿可對快球的各種速度進行精確控制鍵盤上的按鍵可以選擇攝像機的地址碼調用球機功能菜單處理預置位打開及關小光圈變焦及聚焦鏡頭啟動停止自動及隨機掃描功能 -
An inverted image is formed in the first image plane and the three subsequent lenses in the namely the diffraction lens, the intermediate lens and the projector lens are used either to magnify this image or to magnify the diffraction pattern
在第一映象平面出現一個倒的圖象，隨后的第三透鏡也就是衍射透鏡，中間的透鏡和投影透鏡被用來放大圖象或者放大衍射模式。 -
In this paper, some investigation and design as following. have been carried out on er - yb codoped phosphate glass waveguide laser first, three primary performance parameters of er - yb waveguide laser pump threshold power ; output power and slope efficiency have been commulated and analysed theoretically based on er ~ ( 3 + ) - yb ~ ( 3 + ) energy configuration ; rate equation of stable state and transmitting equation. the influences of er - yb ions concentration ; enabled waveguide length ; light dot radius of signal light and pump light ; reflectivity of output lens on three above parameters have been researched
首先，從er ~ （ 3 + ） - yb ~ （ 3 + ）能級結構出發，結合激光穩態速率方程與傳輸方程，對鉺鐿波導激光器的三個主要性能參數:閾值功率、輸出功率、斜率效率作了理論計算分析，並研究了鉺、鐿離子濃度、光波導激活長度、信號光與泵浦光光斑半徑比例、輸出耦合鏡反射率對這三個關鍵性能參數的影響。 -
By the types of oil or gas reservoirs, three kinds of oil or gas accumulation models fit to wuerxun depression. they are the model of oil or gas migrating and accumulating in sandstone lens or fracture traps of source rock, the model of oil or gas accumulating in fault - block or fault - screened traps through vertical migration, the model of oil or gas accumulating in structural - lithological traps migrating laterally in short instance through sandrock
在此基礎上，根據油氣藏類型總結出烏爾遜凹陷南二段油氣成藏模式有源內砂巖透鏡體或裂縫圈閉油氣運聚成藏模式油氣沿斷裂垂向運移于斷塊或斷層遮擋圈閉成藏模式油氣沿砂體短距離側向運移于構造?巖性圈閉油氣藏模式。 -
2. designed acoustic imaging system, it is demonstrated that using acoustic lens imaging is feasible through measuring these sound fields distributing of single dot body and three dots body
設計聲成像實驗系統，對已知聲場中的單點物及同一面上三點物經聲透鏡變換后的聲場分佈進行了測量，證實了聲透鏡成像的可行性。 -
An optimizing arithmetic for calculating the best - fit sphere is also proposed, the result shows better accuracy is reached comparing to " three points method ", from 107. 8umrms to 25. 66umrms. during interferometric optics test with null lens, " nonlinear errors " of the testing coordinates will be introduced. a method based on ray - tracing, nonlinear fitting and coordinate transferring is proposed to eliminate these errors
在ccos控制模型及理論計算方面，提出了一種適用於高次離軸非球面最接近球面計算的優化演算法，經計算，某矩形離軸非球面最接近球面半徑的求解精度較傳統的「三點法」有了較大的提高，理論加工余量由原來的107 . 8umrms降低到25 . 66umrms ；提出一種基於磨頭與工件的相對位移量的控制模型，並且開發了阻尼卷積迭代演算法，引入「虛擬加工」的概念進行迭代求解和參數評價。 -
The laser beams from m - z interferometer will focus on three different dots after going through the positive lens, and the prisms were placed on these dots. owing to the deviation of these prisms, three interferograms will be separated each other when they reach the image board
由干涉儀射出的三束光經凸透鏡會聚于空間位置不同的點，把光楔放置在這些點上可使三束光在空間上彼此分開，利用ccd相機可記錄下三幅干涉圖。 -
Furthermore, a new dfd method was put forward. the method estimated the focused field through analyzing three images at different lens positions and then found best imaging position within the field in small steps
同時，本文提出一種逐漸逼近的離焦深度法，先通過少量對焦位置不同的圖像計算出近似準焦位置，再用小步長在其附近搜索最佳位置。 -
This procedure ensures that within focusing be noted however, that for a ' three - lens ' microscope the necessity of this procedure has the consequence that s. a. d. can be obtained at only one magnification ( for a constant projector lens setting ) which is a considerable disadvantage of such microscopes
這個過程保證了盡管聚焦被標明了，過程中對於三透鏡顯微鏡的的必須性有了結論： s . a . d .可以通過僅僅一次放大（通過一種固定的投影透鏡設置）取得，對于這類顯微鏡來說，這是一個永遠的弱點。 -
Three surface contact lens
三面接觸鏡 -
The following figure shows the three basic optical designs of telescopes. usually, apart from the main lens or mirror, there are more mirrors to bring the focus to some convenient position, as shown in the diagrams below
通常來說，除了一塊主鏡之外，望遠鏡內有很多其他透鏡及反射鏡，把光線導引及屈折到一個方便觀看的位置上，就有如下圖所示。
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